Optical scanner



FIG. 1 is a top, front, right side perspective view of an optical scanner showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is an left-side elevational view thereof;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is an right-side elevational view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken line drawing of a portion of a cord in FIGS. 1, 3-6 is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for an optical scanner, as shown and described. 